login
A018950
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AET = AlPO4-8 [ Al36P36O144 ].
0
1, 14, 34, 269, 1202, 7994, 46169, 303556, 1940569, 12977533, 87080228, 597278594, 4140573533, 29113967540, 206824647665
OFFSET
2,2
REFERENCES
G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.
CROSSREFS
Sequence in context: A103533 A269663 A046425 * A159242 A054309 A321135
KEYWORD
nonn,more
AUTHOR
Georg Thimm (mgeorg(AT)ntu.edu.sg)
EXTENSIONS
a(11)-a(16) from Sean A. Irvine, Mar 03 2019
STATUS
approved